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A packaging of the IntelliJ Community Edition ui-designer library. This is release number 1 of trunk branch 142.

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/*
 * Copyright 2000-2009 JetBrains s.r.o.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.intellij.uiDesigner.propertyInspector.properties;

import com.intellij.uiDesigner.propertyInspector.Property;
import com.intellij.uiDesigner.propertyInspector.PropertyEditor;
import com.intellij.uiDesigner.propertyInspector.PropertyRenderer;
import com.intellij.uiDesigner.propertyInspector.editors.IntRegexEditor;
import com.intellij.uiDesigner.propertyInspector.renderers.InsetsPropertyRenderer;
import com.intellij.uiDesigner.radComponents.RadComponent;
import org.jetbrains.annotations.NonNls;
import org.jetbrains.annotations.NotNull;

import java.awt.Insets;

/**
 * @author Anton Katilin
 * @author Vladimir Kondratyev
 */
public abstract class AbstractInsetsProperty extends Property {
  private final Property[] myChildren;
  private final InsetsPropertyRenderer myRenderer;
  private IntRegexEditor myEditor;

  public AbstractInsetsProperty(@NonNls final String name) {
    this(null, name);
  }

  public AbstractInsetsProperty(Property parent, @NonNls final String name){
    super(parent, name);
    myChildren=new Property[]{
      new IntFieldProperty(this, "top", 0, new Insets(0, 0, 0, 0)),
      new IntFieldProperty(this, "left", 0, new Insets(0, 0, 0, 0)),
      new IntFieldProperty(this, "bottom", 0, new Insets(0, 0, 0, 0)),
      new IntFieldProperty(this, "right", 0, new Insets(0, 0, 0, 0)),
    };
    myRenderer=new InsetsPropertyRenderer();
  }

  @NotNull
  public final Property[] getChildren(final RadComponent component) {
    return myChildren;
  }

  @NotNull
  public final PropertyRenderer getRenderer() {
    return myRenderer;
  }

  public final PropertyEditor getEditor() {
    if (myEditor == null) {
      myEditor = new IntRegexEditor(Insets.class, myRenderer, new int[] { 0, 0, 0, 0 }) {
        public Insets getValue() throws Exception {
          // if a single number has been entered, interpret it as same value for all parts (IDEADEV-7330)
          try {
            int value = Integer.parseInt(myTf.getText());
            final Insets insets = new Insets(value, value, value, value);
            myTf.setText(myRenderer.formatText(insets));
            return insets;
          }
          catch(NumberFormatException ex) {
            return super.getValue();
          }
        }
      };
    }
    return myEditor;
  }
}